Status:

ACTIVE_NOT_RECRUITING

A Study of HFB200301 as a Single Agent and in Combination With Tislelizumab in Adult Patients With Advanced Solid Tumors

Lead Sponsor:

HiFiBiO Therapeutics

Conditions:

Gastric Cancer

Renal Cell Carcinoma

Eligibility:

All Genders

18+ years

Phase:

PHASE1

Brief Summary

The purpose of this study is to test the safety and tolerability of HFB200301 as a single agent and in combination with tislelizumab in patients with advanced cancers. There are two parts in this stud...

Detailed Description

This is a Phase 1a/1b, first in human, open-label, dose escalation and expansion study in adults with advanced cancers. The study will comprise of 1. A Screening Period 2. A Treatment Period during w...

Eligibility Criteria

Inclusion

  • Previously received the following lines of systemic therapy for the advanced/metastatic disease:
  • Gastric cancer: at least 2 lines of therapy
  • Renal cell carcinoma: at least 2 lines of therapy
  • Melanoma:
  • BRAF V600E mutant: must have received at least 2 lines of therapy
  • BRAF V600E wild type: must have received at least 1 line of therapy
  • Sarcoma: at least 1 line of therapy
  • Testicular germ cell tumor: at least 2 lines of therapy
  • Cervical cancer: at least 2 lines of therapy
  • Mesothelioma: at least 2 lines of therapy
  • Non-small cell lung cancer: at least 2 lines of therapy
  • Head and neck squamous cell carcinoma: at least 2 lines of therapy
  • Suitable site to biopsy at pre-treatment and on-treatment
  • Measurable disease as determined by Response Evaluation Criteria in Solid Tumors (RECIST) 1.1 or modified RECIST (mRECIST) for mesothelioma
  • Eastern Cooperative Oncology Group performance status of 0 or 1

Exclusion

  • Systemic anti-cancer therapy within 2 weeks prior to start of study drug or within 4 weeks for immune-oncologic therapy
  • For soft tissue sarcoma and testicular germ cell tumor patients only: prior immune therapy
  • Therapeutic radiation therapy within the past 2 weeks
  • Prior exposure to agents targeting the Tumor Necrosis Factor Receptor type 2 (TNFR2) receptor
  • Active autoimmune disease requiring systemic treatment in the previous 2 years
  • Systemic steroid therapy (\>10 mg/day of prednisone or equivalent) or any immune suppressive therapy ≤ 14 days before first dose
  • Persisting toxicity of ≥Grade 2 (≥Grade 1 for diarrhea) relating to prior anti cancer therapy with the following exceptions:
  • All grades of alopecia are acceptable
  • Endocrine dysfunction on replacement therapy is acceptable
  • Severe or unstable medical condition, including uncontrolled diabetes, coagulopathy, or unstable psychiatric condition
  • Major surgery within 4 weeks of the first dose of study drug
  • History or presence of drug or non-drug induced interstitial lung disease or pneumonitis ≥Grade 2. For combination only: non-small cell lung cancer patients, mesothelioma or patients with significantly impaired pulmonary function or who require supplemental oxygen at baseline must undergo an assessment of pulmonary function at screening
  • History of allergic reactions, immune related reactions, or cytokine release syndrome (CRS) attributed to compounds of similar chemical or biologic composition to monoclonal antibodies or any excipient of HFB200301
  • Using sensitive substrates of major cytochrome P450 (CYP450) enzymes
  • Known active malignancy, with the exception of the specific cancer under investigation in this trial, that required treatment within the previous 2 years
  • For combination only:
  • Prior randomization in a tislelizumab study regardless of the treatment arm, until the primary and key secondary endpoints of the study have read out
  • Hypersensitivity to tislelizumab or any of its excipients.

Key Trial Info

Start Date :

March 10 2022

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

December 1 2026

Estimated Enrollment :

72 Patients enrolled

Trial Details

Trial ID

NCT05238883

Start Date

March 10 2022

End Date

December 1 2026

Last Update

November 21 2025

Active Locations (10)

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Page 1 of 3 (10 locations)

1

Mayo Clinic

Scottsdale, Arizona, United States, 85259

2

USC/Norris Comprehensive Cancer Center

Los Angeles, California, United States, 90033

3

Mayo Clinic

Jacksonville, Florida, United States, 32224

4

Mayo Clinic

Rochester, Minnesota, United States, 55905

A Study of HFB200301 as a Single Agent and in Combination With Tislelizumab in Adult Patients With Advanced Solid Tumors | DecenTrialz